Ann analysed mercury content on a canned fish and the permissible limit of mercury in fish is 0.1 ppm. In this study, an average of 11.4 ± 2.1 ng/g was obtained based on six sample replicates. Suggest a suitable analytical instrument to be used in this analysis and draw a conclusion on the safety of mercury content of this canned tuna.
Q: image
A: Question 1
Q: eaker source of the sound level of 10 dB. What is the intensity of N = 181 ces of the same sound lev...
A: Given: Sound level, β=10 dB Speed, N=181 The intensity of threshold hearing,Io=10-12W/m2
Q: QUESTION 10 Choose all that are correct attributes of 3D wings a. Increased Aspect Ratio increases t...
A: A B E G I
Q: In a fruit juice facility, pear juice is heated from 20 C (feeding temperature) to 90 C with a heat ...
A: Given: The initial temperature of the juice Ti = 20 oC. The final temperature of the juice Tf = 90 ...
Q: 1) Define the simple harmonic motion. Please represent the displacement, velocity and acceleration b...
A: Introduction: Definition of SHM When a body changes its position with time, the body is said to be i...
Q: What did Max Planck propose to solve the blackbody radiation problem? a. Objects do not radiate enrg...
A: Given: What did Max Planck propose to solve the blackbody radiation problem?
Q: Answer the question Mechanical static
A: Moment of tension about a point is defined as the product of the tension and the perpendicular dista...
Q: 46. A piece of glass has a temperature of 83.0 °C. Liquid that has a temperature of 43.0 °C is poure...
A: Given Data, Initial temperature of glass Tg=83.00CInitial temperature of liquid TL=43.00 CFinal temp...
Q: Advanced Physics Question
A: Given: The body is moving along the x-axis with constant acceleration a. The equation given is vt2=v...
Q: a. What is the moment of inertia of the door in the below problem?b. If you let go of the open door,...
A: Given: The width of the door is w=0.91 m. The height of the door is h=2.0 m. The thickness of the d...
Q: 4.30P) Magnetic dipole density of a material is M = M,ż + Mo/Rf Calculate the current densities, and...
A: The current density is given by curl of magnetic dipole density.
Q: 10mW of light with X=628.3nm is sent though a 200µm sheet of substance with n = 1.6 + i(5 × 10-4). %...
A: Let n denotes the refractive index, λ denotes the wavelength in free space, t denotes the thickness ...
Q: What are just two key conditions for rigid-body equilibrium?
A: The two key conditions for rigid-body equilibrium are as follows: (1) Translational equilibrium: An ...
Q: a. A Gregorian telescope consists of a converging objective mirror of focal length 3-feet, with the ...
A: a) For refractive telescopes, the angular magnification Mθ is simply the ratio of the chief ray angl...
Q: Find the magnetic field at a point z>R on the axis of a charged rotating sphere.
A:
Q: Consider the following Boolean equation: Y = ABC + BC + BC Implement Y using an 2:1 MUX. Choose the ...
A:
Q: (a) Suppose the speed of light were only 3000 m/s . A jet fighter moving toward a target on the grou...
A: part A :
Q: Please write out step by step, and refer to any equations you start from, I'm relatively new to this...
A: Given: The charge +2q and -2q is placed on the two vertexes of the equilateral triangle and another ...
Q: A propeller is modeled as five identical uniform rods extending radially from its axis. The length a...
A: The length of each rod is given as, l = 0.769 m The mass of each rod is given as, m = 2.67 kg The pr...
Q: A bag containing 0ºC ice is much more effective in absorbing energy than one containing the same amo...
A: Concept used: Due to change in temperature , heat transfer is involved in a process.
Q: Problem #1 The relationship between temperature in Fahrenheit and Celsius is linear. Water is defin...
A: At the boiling point of water: TF = 212 oFTC = 100 oC At the freezing point of water: TF = 32 oFTC =...
Q: How does one draw a mechanical sine wave with the following gives information displacement (2.91m) a...
A: A sine general sinewave is describes as, x=Asin(ωt) (1) where x is displacement, A is amplitud...
Q: A series RLC circuit has the following parameter: 7 Ω, 5 mH, 25 µF respectively. Connected to a 220 ...
A: Given: The resistance of the circuit is R=7 Ω. The inductance of the circuit is L=5 mH. The capacit...
Q: Q.2 Show that VXE = 0
A: consider a point charge q at the origin, the electric field due to this charge is E→r=14πεoqr2r^.......
Q: Pressing a key on the piano you hear 440 Hz.The amplitude decays to 1/10 within 5 s.What would the f...
A: Let f is the undamped frequencynow, a= aoe-γ1tγ1 =ln 105 = 0.4605Now, wd =w2-γ212π fd =(2πf...
Q: Explain how electromagnetic induction can be used to detect metals? This technique is particularly i...
A: In this type of detection method, the device has a coils in which a changing current is flowing. And...
Q: Find the time after t = 0 when the instantaneous voltage of 60-Hz AC first reaches the following val...
A: The alternating voltage with amplitude ofcan be expressed as, Here, f is the frequency of the volta...
Q: A driver in Massachusetts was sent to traffic court for speeding. The evidence against the driver w...
A: Given:- The driver's car along with the second car is the same time. Therefore, the spe...
Q: Explain the Pauli exclusion principle ?
A: Pauli's Exclusion Principle states that no two electrons in the same atom can have identical values ...
Q: Yazid wants to make compost from leaves, sawdust, and food scraps. Leaves have 2% N, C:N 22.5, and M...
A:
Q: 1. Three identical metallic conducting spheres carry the following charges: qı = +3.0 µC, q2 = -8.6 ...
A:
Q: True or false E Hydraulic jump is a rapidly varied flow. L The specific energy is the energy at a cr...
A: 1) Statement is true. The change of flow parameter in a short distance is termed as rapid varied flo...
Q: on of uniform electri ind the electric flux ab oach faco of tho
A: Given: A cube has a side s, Uniform electric field E passing through surface vector A, total flux pa...
Q: In total internal reflection (a) Some fraction of incident light gets transmitted from denser to ra...
A: Option c
Q: The masses and coordinates of four particles are Indicated in the following table. 50 gx = -1.0 cm y...
A: Part-a Given: The masses and the positions are given in the question.
Q: *10. | An electron is a subatomic particle (m = 9.11 × 10-3' kg) that is subject to electric forces....
A: Part-a Given: The mass of the subatomic particle m = 9.11×10-31 kg. The initial velocity of the ele...
Q: You are working in the movie industry. The director of a western film has come up with an impressive...
A: Subpart (a): The time taken by the cowboy to fall down the tree has to be the same as taken by the h...
Q: R1 V= 10V =10H R2 At time t=0, the switch S is closed. What is the current through the battery just ...
A:
Q: R. 12. An amusement park ride consists of a rotating vertical cylinder with rough canvas walls. The ...
A: The free-body diagram for the above problem as shown in the fig below: Here Fk represents frictiona...
Q: Suppose that two-point charges of 6.0 uC and -4.0 uC are placed on a y-axis at y = 8.0 cm and y = 16...
A: To solve this question, we will use the concept of Electric field due to charges. Since electric fie...
Q: Part B- Examples Example 1: The Bay of Fundy, which is between New-Brunswick and Nova Scotia, has-th...
A: (a) Introduction: Tides are very long-period waves that move through the oceans in response to the f...
Q: As light from a star spreads out and weakens, do gaps form between the photons?
A: Given: As light from a star spreads out and weakens, do gaps form between the photons
Q: Checkpoint 1
A: Instantaneous Velocity The instantaneous velocity of a particle is defined as the ratio between the ...
Q: Calculate the average value of the momentum for a particle in a box of width L at the fundamental le...
A: Given: The linear momentum operator is px=hiddx. The wave function representing the quantum mechanic...
Q: Suppose a 200 mm focal length telephoto lens is being used to photograph mountains 10.0 km away. (a)...
A: Given : Focal length f = 200 mm Object distance d0 = 10.0 km ...
Q: Draw a single graph that has an average velocity of the bullet points provided.
A: Given: The speed between 1 and 3 hours is -2 mph. The speed between 2 and 3.5 hours is 5 mph. Introd...
Q: At what temperature does a process with [delta]H = +20. KJ and [delta]S = +300. J become spontaneous...
A:
Q: E the cylinder of a revolver, leaving pins the cylinder, aims at one's hea till being alive after pl...
A: Consider X be the ransom variable in Bernoulli and each person probability is 16. When X=1, it has o...
Q: Determine the moment of inertia with respect to y' axes through the centroid of the shown area in in...
A:
Q: • (a) Sketch the phasor diagram for an ac circuit with a 105@Ωresistor in series with a 22.5-mH indu...
A: It is graphical representation which shows the phase difference of two or more circuit components ha...
Step by step
Solved in 2 steps
